[  873.363768] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.366915] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.370019] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.373007] br0: port 1(veth0) entered blocking state
[  873.373071] br0: port 1(veth0) entered disabled state
[  873.373149] veth0: entered allmulticast mode
[  873.373249] veth0: entered promiscuous mode
[  873.376255] br0: port 2(veth1) entered blocking state
[  873.376289] br0: port 2(veth1) entered disabled state
[  873.376324] veth1: entered allmulticast mode
[  873.376380] veth1: entered promiscuous mode
[  873.742164] br0: port 1(veth0) entered blocking state
[  873.742253] br0: port 1(veth0) entered forwarding state
[  873.742339] br0: port 2(veth1) entered blocking state
[  873.742405] br0: port 2(veth1) entered forwarding state
[  875.398162] bond0: (slave veth1): link status definitely up
[  875.398287] bond0: (slave veth1): making interface the new active one
[  875.398388] bond0: active interface up!
[  875.412592] veth1: left allmulticast mode
[  875.412691] veth1: left promiscuous mode
[  875.412756] br0: port 2(veth1) entered disabled state
[  875.412883] veth0: left allmulticast mode
[  875.412948] veth0: left promiscuous mode
[  875.413011] br0: port 1(veth0) entered disabled state
[  875.419437] bond0: (slave veth1): Releasing backup interface
[  875.421305] bond0: (slave veth0): Releasing backup interface
[  875.454249] bond0 (unregistering): Released all slaves